dude you need to knw how to use them right... your supposed to turn on rankup and have a friend use suck. and lose the game. yes LOSE. if yu win or kill itll show up as neg points.. yu wnt really see any change untl you logg off hen back on.. its really backwards but thats why you see 'free kill rooms'. lol rep up if this helps.
btw ill help you rank up if yu return the favor